Alcohols and Acetates on Stabilwax-MS

	Peaks	t_R (min)	Conc. (µg/mL)
11.	Isopropyl alcohol	3.84	1,400
12.	Ethanol	3.96	1,400
13.	n-Propyl acetate	5.00	1,400
14.	Methyl isobutyl ketone	5.92	1,400
15.	Toluene*	6.78
16.	1-Propanol**	6.90	1,400
17.	Methacrylic acid, ethyl ester	7.18	1,400
18.	Acetic acid, butyl ester	7.92	1,400
19.	p-Xylene	9.49	800
20.	m-Xylene	9.66	300

*Toluene is the dilution solvent. **1-Propanol elutes with the toluene peak.

Injection
Column	Stabilwax-MS, 30 m, 0.25 mm ID, 0.25 µm (cat.# 10673)
Sample	Custom standard
Diluent:	Toluene
Conc.:	1-7 ng on-column (injection solution concentration given in peak list for each analyte)
Inj. Vol.:	1 µL split (split ratio 200:1)
Liner:	Premium 3.5 mm single taper w/wool (cat.# 23322.1)
Inj. Temp.:	250 °C
Oven
Oven Temp.:	35 °C (hold 5.0 min) to 250 °C at 7.0 °C/min (hold 5.0 min)
Carrier Gas	He, constant flow
Flow Rate:	1.0 mL/min
Linear Velocity:	36.1 cm/sec @ 35 °C

Detector

Mode:

Scan

Scan Program:

Group	Start Time (min)	Scan Range (amu)	Scan Rate (scans/sec)
1	0.50	30-400

Transfer Line Temp.:

260 °C

Analyzer Type:

Quadrupole

Source Temp.:

250 °C

Electron Energy:

70 eV

Solvent Delay Time:

0.50 min

Tune Type:

PFTBA

Ionization Mode:

Instrument

Shimadzu 2010 GC & QP2010+ MS

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